Noboru Akuzawa

Person

Kita, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Electrostatic image developing toner
- Patent number 5,693,445
- Issue date Dec 2, 1997
- Hodogaya Chemical Co., Ltd.
- Hiroyoshi Yamaga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic toner containing a zinc benzoate compound
- Patent number 5,368,971
- Issue date Nov 29, 1994
- Hodogaya Chemical Co., Ltd.
- Mitsutoshi Anzai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Toner for electrophotography
- Patent number 5,232,809
- Issue date Aug 3, 1993
- Hodogaya Chemical Co., Ltd.
- Mitsutoshi Anzai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic developing powder
- Patent number 5,164,283
- Issue date Nov 17, 1992
- Hodogaya Chemical Co., Ltd.
- Isao Niimura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Metal of hydroxy-phenylaze and hydroxy-naphthylazo compounds as nea...
- Patent number 4,977,249
- Issue date Dec 11, 1990
- Hodogaya Chemical Co., Ltd.
- Yuto Matsumoto
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Electrophotographic toner containing metal complex
- Patent number 4,624,907
- Issue date Nov 25, 1986
- Hodogaya Chemical Co., Ltd.
- Isao Niimura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic toner containing a metal complex dye
- Patent number 4,433,040
- Issue date Feb 21, 1984
- Hodogaya Chemical Company, Ltd.
- Isao Niimura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Noboru Akuzawa

Person

Patents Grantslast 30 patents

Electrostatic image developing toner

Electrophotographic toner containing a zinc benzoate compound

Toner for electrophotography

Electrophotographic developing powder

Metal of hydroxy-phenylaze and hydroxy-naphthylazo compounds as nea...

Electrophotographic toner containing metal complex

Electrophotographic toner containing a metal complex dye